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020 _a9789386286512
080 _a621.39
_bKAK/C
100 _aKakani S. L.
_918258
245 _aCommunication Systems
260 _aNew Delhi
_bNew Age International
_c2017
300 _axviii, 456p.
653 _aModern communications systems
700 _a Punglia, Priyanka
942 _cBK